The Attorney General's Report is Here:
http://www.ag.ny.gov/pdfs/Ticket_Sales_Report.pdf
On page 10 it says:
Figure 3. Ten Popular Shows Reserved Over 50% of Tickets
Through Pre-Sales Events, None Explicitly Earmarked for Fan Clubs.
Source: Live Nation/Ticketmaster (2012 – 2013)24
[Fleetwood Mac is listed as having 61% reserved tickets]